<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区-->
      <div class="avatar_box">
        <img src="../assets/logo.png" />
      </div>
      <!-- 登录表单区-->
      <el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
        <!-- 用户名-->
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>
        <!-- 密码-->
        <el-form-item prop="password">
          <el-input v-model="loginForm.password" prefix-icon="iconfont icon-3702mima" type="password"></el-input>
        </el-form-item>
        <!-- 按钮区-->
        <el-form-item class="btns">
          <el-button type="primary" @click="login">确认</el-button>
          <el-button type="info" @click="resetLoginRef">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
<script>
  export default {
    data() {
      return {
        //这是登录表单数据绑定对象
        loginForm: {
          username: 'admin',
          password: "123456"
        },
        //表单验证规则
        loginFormRules: {
          //验证用户名是否合法
          username: [{
              required: true,
              message: '请输入登录名称',
              trigger: 'blur'
            },
            {
              min: 3,
              max: 10,
              message: '长度在 3 到 10 个字符',
              trigger: 'blur'
            }
          ],
          //验证密码
          password: [{
              required: true,
              message: '请输入登录密码',
              trigger: 'blur'
            },
            {
              min: 6,
              max: 15,
              message: '长度在 6 到 15 个字符',
              trigger: 'blur'
            }
          ]
        }
      }
    },

    methods: {
      //重置表单
      resetLoginRef() {
        //  console.log(this)
        this.$refs.loginFormRef.resetFields();
      },

      //登录
      login() {
        this.$refs.loginFormRef.validate(async valid => {
          console.log(valid);
          const {
            data: res
          } = await this.$http.post('login', this.loginForm);
          console.log(res)
          if (res.meta.status !== 200) {
            return this.$message.error("登录失败")
          }
          this.$message.success("登录成功")
          console.log(res)
          window.sessionStorage.setItem("token", res.data.token);
          this.$router.push("/home")
        });
      }
    },
  }
</script>
<style scoped lang="less">
  .login_container {
    background-color: #2b4b6b;
    height: 100%;
  }

  .login_box {
    width: 450px;
    height: 300px;
    background-color: #FFF1F0;
    border-radius: 3px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);

    .avatar_box {
      height: 130px;
      width: 130px;
      border: 1px solid #eee;
      border-radius: 50%;
      padding: 10px;
      box-shadow: 0 0 10px #ddd;
      position: absolute;
      left: 50%;
      transform: translate(-50%, -50%);
      background-color: #fff;

      img {
        width: 100%;
        height: 100%;
        border-radius: 50%;
        background-color: #eee;
      }
    }
  }

  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
  }

  .btns {
    display: flex;
    justify-content: flex-end;
  }
</style>
